Answer:
<u>Both plans cost the same when 50 texts are sent</u>
Step-by-step explanation:
Both the plans cost the same amount $22.5 when 50 texts are sent:
✔️
Have a nice day! :)
Price of DVD player ≥ $150
Saved = $80
Amount needed = $150 - $80 = $70
Saving per week = $10
Let x be the number of weeks needed:
80 + 10x ≥ 150
10x ≥ 150 - 80
10x ≥ 70
x ≥ 70 ÷ 10
x ≥ 7
Answer: She needs to save for for at least 7 weeks.